Circuit Breakers
Our selection of circuit breakers spans a wide range of applications, from heavy-duty air circuit breakers (ACBs) to compact miniature circuit breakers (MCBs). We offer leading brands like Eaton, Siemens, and Square D, known for their reliability and performance. Whatever your power management needs, you can find the perfect solution here at ARCA Supply.
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Din Rail Mounted Circuit Breakers
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Main Breakers
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Miniature Circuit Breakers (MCBs)
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Molded Case Breakers (MCCBs)
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Motor Circuit Protector (MCPs)
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Lug Terminal Kits
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Auxiliary, Shunt, Trip Units and UVRs
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Circuit Breaker Accessories
- Product
- Qty in Cart
- Price
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Square D QOB325 Miniature Circuit Breakers (MCBs)
MSRP $409.00Surplus $112.00Square D QOB325 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-2955 Brand: Square D MPN: QOB325 UPC: 78590136831 Shipping Weight: 0.80 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-2955
- Series:
- QOB
- Type:
- Miniature
- Type:
- Standard
- Approval:
- UL
- Approval:
- CSA
- Volts:
- 120/240 VAC 50/60 Hertz
- Volts:
- 48 VDC
- Amps:
- 32 A
- Used On:
- NQ Panelboard
- Poles:
- 3
- Interrupting Rating:
- 10 kA at 120/240 VAC
- Interrupting Rating:
- 5 kA at 48 Volt DC
- Installation:
- Bolt-On
- Short Description:
- 120/240 VAC 50/60 Hz, 48 VDC, 25 A, 10 kA, 3-Pole, Q-Frame, Bolt-On Mount, Pressure Plate Terminal, Miniature, Standard
- Catalog:
- SchneiderElectric-SquareD_32357_9_16_CAT.pdf
- Data Sheet:
- SchneiderElectric_21380_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_02166_INST.pdf
- Manufacturer Warranty:
- SchneiderElectric-SquareD_00002_WARR.pdf
- TS PIK:
- 111088206
- Current Rating:
- 25 A
- Number of Poles:
- 3
- Voltage Rating:
- 120/240 VAC
- Mounting:
- Bolt-On
- Country of Origin:
- Mexico
MSRP $409.00Surplus $112.00 -
Square D EDB34025 Miniature Circuit Breakers (MCBs) EA
MSRP $669.00Surplus $345.80SKU: C15-10684 Brand: Square D MPN: EDB34025 UPC: 78590187525 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10684
- TS PIK:
- 113878624
- Used On:
- NF Merchandised Panelboard
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Data Sheet:
- SchneiderElectric-SquareD_45602_1_2_DATA.pdf
- Number of Poles:
- 3
- Interrupting Rating:
- 18 kA at 480 Star/277 VAC
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Type:
- Thermal Magnetic, Branch, Miniature
- Voltage Rating:
- 480 Star/277 VAC
- Series:
- EDB
- Short Description:
- 480 Star/277 VAC, 25 A, 18 kA, 3-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Current Rating:
- 25 A
- Application:
- Lighting
- Installation:
- Bolt-On
- Approval:
- UL (Canada and US)
- Trip Setting:
- 270 A (Hold), 875 A (Trip)
- Country of Origin:
- Mexico
MSRP $669.00Surplus $345.80 -
Square D EDB34025SA Molded Case Breakers (MCCBs)
MSRP $2,368.00Surplus $906.78SKU: U00-7998 Brand: Square D MPN: EDB34025SA UPC: 78590154684 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- U00-7998
- Current Rating:
- 25 A
- Number of Poles:
- 3
- Series:
- EDB
- Short Description:
- 480 Star/277 VAC, 25 A, 18 kA, 3-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker with Shunt Trip Package
- Voltage Rating:
- 480 Star/277 VAC
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Installation:
- Bolt-On
- Application:
- Lighting
- Trip Setting:
- 270 A (Hold), 875 A (Trip)
- Approval:
- UL (Canada and US)
- Interrupting Rating:
- 18 kA at 480 Star/277 VAC
- Used On:
- NF Merchandised Panelboard
- Type:
- Thermal Magnetic, Branch, Miniature
- Data Sheet:
- SchneiderElectric-SquareD_45604_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Country of Origin:
- Mexico
MSRP $2,368.00Surplus $906.78 -
Square D EJB34025 Molded Case Breakers (MCCBs) EJB 3P 25A 480V 50/60Hz 3Ph
MSRP $1,400.00Surplus $406.00SKU: C15-2753 Brand: Square D MPN: EJB34025 UPC: 785901128830 Shipping Weight: 3.70 lbs. Shipping Height: 5.00 In. Shipping Length: 10.00 In. Shipping Width: 6.00 In...- SKU:
- C15-2753
- Series:
- EJB
- Type:
- Full Vage
- Type:
- Non-Reversing
- Approval:
- UL (Canada and US)
- Volts:
- 480 Star/277 VAC
- Amps:
- 32 A
- Used On:
- NF Merchandised Panelboard
- Poles:
- 3
- Interrupting Rating:
- 65 kA at 480 Star/277 VAC
- Enclosure:
- IP00
- Application:
- Lighting
- Installation:
- Bolt-On
- Trip Setting:
- 270 A (Hold)
- Trip Setting:
- 875 Amp (Trip)
- Short Description:
- 480 Star/277 VAC, 25 A, 65 kA, 3-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Data Sheet:
- Eaton_56112_1-12_DATA.pdf
- Installation/Operator:
- Eaton_00654_INST.pdf
- CAD Drawing:
- Eaton_21607_1_CAD.pdf
- Current Rating:
- 25 A
- Number of Poles:
- 3
- Voltage Rating:
- 480 Star/277 VAC
MSRP $1,400.00Surplus $406.00 -
Square D HGA36025 Molded Case Breakers (MCCBs)
MSRP $1,536.15Surplus $912.63SKU: C15-10723 Brand: Square D MPN: HGA36025 UPC: 78590170056 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10723
- TS PIK:
- 120731485
- Number of Poles:
- 3
- Prop 65 Warning:
- Yes
- Type:
- Thermal Magnetic, Current Limiting
- Installation/Operator:
- SchneiderElectric-Telemecanique_00047_INST.pdf
- Interrupting Rating:
- 18 kA at 600 VAC, 20 kA at 250 VDC
- Current Rating:
- 25 A
- Used On:
- Class 611/612 I-Line Panelboard and Switchboard
- Data Sheet:
- SchneiderElectric-SquareD_46577_1-3_DATA.pdf
- Trip Setting:
- 350 A (Hold), 750 A (Trip)
- Series:
- HG
- Approval:
- UL, CSA, CE
- Catalog:
- SchneiderElectric-SquareD_32357_7_31_9_58_CAT.pdf
- Short Description:
- 600 VAC 50/60 Hz, 250 VDC, 25 A, 18 kA, 3-Pole, H-Frame, ABC Phase, Line Lug Load Terminal, Thermal Magnetic, Current Limiting, Panelboard Molded Case Circuit Breaker
- CAD Drawings:
- SchneiderElectric-SquareD_73204_1_CAD.pdf
- Voltage Rating:
- 600 VAC 50/60 Hertz, 250 VDC
- Application:
- Distribution
- Country of Origin:
- Mexico
MSRP $1,536.15Surplus $912.63 -
Square D HLL26025 Molded Case Breakers (MCCBs)
MSRP $2,364.00Surplus $237.90SKU: C15-7121 Brand: Square D MPN: HLL26025 UPC: 60648628283 Shipping Weight: 3.50 lbs. Shipping Height: 6.00 In. Shipping Length: 7.00 In. Shipping Width: 5.00 In...- SKU:
- C15-7121
- TS PIK:
- 120072010
- Installation/Operator:
- SchneiderElectric-SquareD_00142_INST.pdf
- Maximum DC Voltage Rating:
- 250 V
- Voltage Rating:
- 600 VAC 50/60 Hertz, 250 VDC
- Data Sheet:
- SchneiderElectric-SquareD_42477_1-3_DATA.pdf
- Short Description:
- 600 VAC 50/60 Hz, 250 VDC, 25 A, 50 kA, 2-Pole, H-Frame, Unit Mount, Line/Load Lug Terminal, 80% Continuous Current, Thermal Magnetic, Current Limiting, Molded Case Circuit Breaker
- Current Rating:
- 25 A
- Interrupting Rating:
- 50 kA at 600 VAC, 20 kA at 250 VDC
- Number of Poles:
- 2
- Size:
- 4.09 Inch Width x 3.39 Inch Depth x 6.42 Inch Height
- Type:
- Thermal Magnetic, Current Limiting
- Maximum AC Voltage Rating:
- 600 V
- CAD Drawings:
- SchneiderElectric-SquareD_74672_1_CAD.pdf
- Series:
- HL
- Terminal Type:
- Line/Load Lug
- Frame Type:
- H
- Catalog:
- SchneiderElectric-SquareD_32357_7_6_7_31_7_33_7_34_CAT.pdf
- Country of Origin:
- United States
- Approval:
- UL, CSA, CE
MSRP $2,364.00Surplus $237.90 -
Square D HOM225GFI Miniature Circuit Breakers (MCBs)
MSRP $220.00Surplus $146.30SKU: C15-10769 Brand: Square D MPN: HOM225GFI UPC: 78590130322 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10769
- TS PIK:
- 115346057
- Wire Size:
- 12 to 4 AWG (Aluminum), 14 to 6 AWG (Copper)
- Data Sheet:
- SchneiderElectric-SquareD_13449_1_2_DATA.pdf
- Current Rating:
- 25 A
- Type:
- Thermal Magnetic, Common Trip, Equipment Protector
- Interrupting Rating:
- 10 kA
- Size:
- 2 Inch W x 2.98 Inch D x 3.13 Inch H
- Short Description:
- 120/240 VAC, 25 A, 10 kA Interrupt, 2-Pole, 12 to 4 AWG Aluminum, 14 to 6 AWG Copper, Plug-On Mount, Screw ClA Terminal, Miniature Circuit Breaker
- Installation/Operator:
- SchneiderElectric-SquareD_00207_INST.pdf
- Terminal Type:
- Screw ClA
- Catalog:
- SchneiderElectric_00257_1_19_7_23_CAT.pdf
- Approval:
- UL, CSA
- Number of Poles:
- 2
- Mounting:
- Plug-On
- Trip Sensitivity:
- 6 MilliA
- Used On:
- Homeline Loadcenter
- Voltage Rating:
- 120/240 VAC at 50/60 Hz (UL/CSA)
- Country of Origin:
- Mexico
MSRP $220.00Surplus $146.30 -
Square D QO125 Miniature Circuit Breakers (MCBs)
MSRP $29.10Surplus $11.04Square D QO125 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6580 Brand: Square D MPN: QO125 UPC: 78590101041 Shipping Weight: 0.25 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-6580
- TS PIK:
- 109595034
- Voltage Rating:
- 120/240 VAC 50/60 Hertz, 48 VDC
- Number of Poles:
- 1
- Current Rating:
- 25 A
- Catalog:
- SchneiderElectric-SquareD_32357_1_2_1_3_CAT.pdf
- Type:
- Common Trip, Miniature, Standard
- Series:
- QO
- Installation/Operator:
- SchneiderElectric-SquareD_01207_INST.pdf
- Short Description:
- 120/240 VAC 50/60 Hz, 48 VDC, 25 A, 5/10 kA Interrupt, 1-Pole, 14 to 8 AWG Copper/Aluminum, Plug-In Mount, Pressure Plate Terminal, Standard, Miniature Circuit Breaker
- Wire Size:
- 14 to 8 AWG (Copper/Aluminum)
- Mounting:
- Plug-On
- Used On:
- QO Load Center, NQ/NQOD Panelboard/OEM Interior/Speed-D Switchboard Distribution Panel
- Data Sheet:
- SchneiderElectric-SquareD_53378_1_2_DATA.pdf
- Terminal Type:
- Pressure Plate
- Size:
- 0.75 Inch Width x 2.91 Inch Depth x 2.99 Inch Height
- Interrupting Rating:
- 5/10 kA
- Country of Origin:
- Mexico
- Approval:
- UL, CSA
MSRP $29.10Surplus $11.04 -
Square D QO225 Miniature Circuit Breakers (MCBs) QO 2P 25A 120V 50/60Hz 1Ph
MSRP $350.00Surplus $23.68Square D QO225 Miniature Circuit Breakers (MCBs) QO 2P 25A 120V 50/60Hz 1Ph​ ARCA SKU: C15-2572 Brand: Square D MPN: QO225 UPC: 785901012412 Shipping Weight: 0.55 Shipping Height: 4.00 In...- SKU:
- C15-2572
- Series:
- QO
- Type:
- Common Trip
- Type:
- Miniature
- Type:
- Standard
- Approval:
- UL
- Approval:
- CSA
- Size:
- 1.5 Inch Width x 2.91 Inch Depth x 2.99 Inch Height
- Volts:
- 120/240 VAC 50/60 Hertz
- Volts:
- 48 VDC
- Amps:
- 32 A
- Used On:
- QO Load Center
- Used On:
- NQ/NQOD Panelboard/OEM Interior/Speed-D Switchboard Distribution Panel
- Poles:
- 2
- Mounting:
- Plug-On
- Interrupting Rating:
- 5/10 kA
- Terminal Type:
- Pressure Plate
- Wire Size:
- 14 to 8 AWG (Copper/Aluminum)
- Short Description:
- 120/240 VAC 50/60 Hz, 48 VDC, 25 A, 5/10 kA Interrupt, 2-Pole, 14 to 8 AWG Copper/Aluminum, Plug-In Mount, Pressure Plate Terminal, Standard
- Catalog:
- SchneiderElectric-SquareD_32357_1_2_1_3_CAT.pdf
- Data Sheet:
- SchneiderElectric-SquareD_53530_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_01265_INST.pdf
- Manufacturer Warranty:
- SchneiderElectric-SquareD_00002_WARR.pdf
- Number of Poles:
- 2
- Current Rating:
- 25 A
- Voltage Rating:
- 120/240 VAC 50/60 Hertz, 48 VDC
- Country of Origin:
- Ireland
MSRP $350.00Surplus $23.68 -
Square D QO225VH Miniature Circuit Breakers (MCBs)
MSRP $138.00Surplus $91.77SKU: C15-10890 Brand: Square D MPN: QO225VH UPC: 78590137183 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10890
- TS PIK:
- 111088243
- Mounting:
- Plug-On
- Catalog:
- SchneiderElectric-SquareD_32357_1_2_1_3_CAT.pdf
- Wire Size:
- 14 to 8 AWG (Copper/Aluminum)
- Installation/Operator:
- SchneiderElectric-SquareD_01265_INST.pdf
- Current Rating:
- 25 A
- Used On:
- QO Load Center, NQ/NQOD Panelboard/OEM Interior/Speed-D Switchboard Distribution Panel
- Short Description:
- 120/240 VAC 50/60 Hz, 25 A, 22 kA Interrupt, 2-Pole, 14 to 8 AWG Copper/Aluminum, Plug-On Mount, Pressure Plate Terminal, Standard, Miniature Circuit Breaker
- Size:
- 1.5 Inch Width x 2.91 Inch Depth x 2.99 Inch Height
- Terminal Type:
- Pressure Plate
- Data Sheet:
- SchneiderElectric-SquareD_53508_1_2_DATA.pdf
- Approval:
- UL, CSA
- Interrupting Rating:
- 22 kA
- Number of Poles:
- 2
- Type:
- Common Trip, Miniature, Standard
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Series:
- QO
- Country of Origin:
- Mexico
MSRP $138.00Surplus $91.77 -
Square D QO325 Everything Else
MSRP $230.00Surplus $141.69SKU: C15-8652 Brand: Square D MPN: QO325 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-8652
- TS PIK:
- 120851680
- Approval:
- UL, CSA
- Mounting:
- Plug-On
- Series:
- QO
- Installation/Operator:
- SchneiderElectric-SquareD_01265_INST.pdf
- Interrupting Rating:
- 5/10 kA
- Size:
- 2.24 Inch Width x 2.91 Inch Depth x 2.99 Inch Height
- Type:
- Common Trip, Miniature, Standard
- Short Description:
- 120/240 VAC 50/60 Hz, 48 VDC, 25 A, 5/10 kA Interrupt, 3-Pole, 14 to 8 AWG Copper/Aluminum, Plug-On Mount, Pressure Plate Terminal, Standard, Miniature Circuit Breaker
- Voltage Rating:
- 120/240 VAC 50/60 Hertz, 48 VDC
- Wire Size:
- 14 to 8 AWG (Copper/Aluminum)
- Number of Poles:
- 3
- Terminal Type:
- Pressure Plate
- Catalog:
- SchneiderElectric-SquareD_32357_1_2_1_3_CAT.pdf
- Used On:
- QO Load Center, NQ/NQOD Panelboard/OEM Interior/Speed-D Switchboard Distribution Panel
- Current Rating:
- 25 A
- Data Sheet:
- SchneiderElectric-SquareD_53576_1_2_DATA.pdf
- Country of Origin:
- Mexico
MSRP $230.00Surplus $141.69 -
Square D QOU125 Miniature Circuit Breakers (MCBs)
MSRP $40.20Surplus $21.56Square D QOU125 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6483 Brand: Square D MPN: QOU125 UPC: 78590148908 Shipping Weight: 0.35 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-6483
- TS PIK:
- 21032803
- Series:
- QOU
- Short Description:
- 120/240 VAC 50/60 Hz, 48 VDC, 25 A, 10 kA Interrupt, 1-Pole, 14 to 2 AWG Copper/Aluminum, Unit Mount, Slotted Box Lug Line/Load Terminal, Standard, Miniature Circuit Breaker
- Interrupting Rating:
- 10 kA
- Mounting:
- DIN Rail
- CAD Drawings:
- SchneiderElectric_30265_1_CAD.pdf
- Voltage Rating:
- 120/240 VAC 50/60 Hertz, 48 VDC
- Wire Size:
- 14 to 2 AWG (Copper/Aluminum)
- Number of Poles:
- 1
- Used On:
- OEM
- Data Sheet:
- SchneiderElectric_21477_1_2_DATA.pdf
- Current Rating:
- 25 A
- Terminal Type:
- Slotted Box Lug Line/Load
- Catalog:
- SchneiderElectric-SquareD_32357_7_19_7_21_CAT.pdf
- Size:
- 0.75 Inch Width x 2.95 Inch Depth x 4.05 Inch Height
- Type:
- Miniature, Standard
- Installation/Operator:
- SchneiderElectric-SquareD_02171_INST.pdf
- Country of Origin:
- Mexico
- Approval:
- UL, CSA
MSRP $40.20Surplus $21.56
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